Abstract
Abstract
Human peripheral lymphocytes contain a cytosolic factor able to bind noncovalently spermine with high affinity. Other polyamines bind much less effectively and the order is: spermidine, putrescine, cadaverine. The factor is heat sensitive, and appears to be a protein on the basis of nucleolytic and proteolytic digestion. It seems to be an intracellular specific binder for spermine.
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